128760900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{18661}}^1$

素因数の和:18701

約数の個数: 72

約数和(自身を含む): 388766784

約数和(自身を除く): 260005884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 138, 150, 230, 276, 300, 345, 460, 575, 690, 1150, 1380, 1725, 2300, 3450, 6900, 18661, 37322, 55983, 74644, 93305, 111966, 186610, 223932, 279915, 373220, 429203, 466525, 559830, 858406, 933050, 1119660, 1287609, 1399575, 1716812, 1866100, 2146015, 2575218, 2799150, 4292030, 5150436, 5598300, 6438045, 8584060, 10730075, 12876090, 21460150, 25752180, 32190225, 42920300, 64380450, 128760900]

約数ペア:

[(1, 128760900), (2, 64380450), (3, 42920300), (4, 32190225), (5, 25752180), (6, 21460150), (10, 12876090), (12, 10730075), (15, 8584060), (20, 6438045), (23, 5598300), (25, 5150436), (30, 4292030), (46, 2799150), (50, 2575218), (60, 2146015), (69, 1866100), (75, 1716812), (92, 1399575), (100, 1287609), (115, 1119660), (138, 933050), (150, 858406), (230, 559830), (276, 466525), (300, 429203), (345, 373220), (460, 279915), (575, 223932), (690, 186610), (1150, 111966), (1380, 93305), (1725, 74644), (2300, 55983), (3450, 37322), (6900, 18661)]